Summary
- fix virtualbox dependencies (commit: 6e494f4) (details)
- make-rules: make sure non-default gcc is installed (commit: 926f5b3) (details)
- python/lazy: update to 1.6; obsolete package for Python 3.7 (commit: 06e1fb0) (details)
- python/traitlets: update to 5.10.0; obsolete package for Python 3.7 (commit: 9fc9e7d) (details)
- python/brotlicffi: update to 1.1.0.0 (commit: 498686e) (details)